It's the last match up of the semifinals for Checkpoint's High Score Hall of Fame Game, and boy is it a doozey. The Round Four match up is Hideo Kojima's masterpiece Metal Gear Solid against the ambitious Mass Effect. Who will win? Listen and find out!

Hope you were able to vote in our semi-finals match ups because polls have been closed and votes have been tallied. Make sure to catch Checkpoint Radio live to hear the results of our High Score Hall of Fam Game competition. You can find an air schedule over at our brand new Listen page, or catch the results when we post them later this week for Checkpoint On Demand.